Hive thrift服務(將Hive作為一個服務器,其他機器可以作為客戶端進行訪問)


 步驟一:啟動為前台:bin/hiveserver2

步驟二:啟動為后台:nohup bin/hiveserver2 1>/var/log/hiveserver.log 2>/var/log/hiveserver.err &

1:啟動成功后,可以在別的節點上用beeline去連接

  方式一:

    hive/bin/beeline  回車,進入beeline的命令界面

    輸入命令連接hiveserver2

    beeline> !connect jdbc:hive2//master:10000

    (master機器是hiveserver2所啟動的那台主機名,端口默認是10000

  方式二:

    或者啟動就連接:

    bin/beeline -u jdbc:hive2://master:10000 -n hadoop

接下來就可以做正常sql查詢了

1:將Hive作為一個服務器,其他機器可以作為客戶端進行訪問:

 

2:然后尋找符合thrift的這種協議的客戶端來連這個服務,然而hive自帶這種客戶端(我這里復制本台機器,弄了兩個窗口):

 

然后呢,就是開啟了命令行客戶端了,然后了連接你的hive即可。我這里遇到一個錯誤,順手貼一下吧。

 造成這個錯誤的原因是!connect jdbc:hive2//master:10000寫成!connect jdbc:hive2//localhost:10000即可。

 1 [root@master apache-hive-1.2.1-bin]# cd bin/
 2 [root@master bin]# ls
 3 beeline  ext  hive  hive-config.sh  hiveserver2  metatool  schematool
 4 [root@master bin]# ./beeline 
 5 Beeline version 1.2.1 by Apache Hive
 6 beeline> !connect jdbc:hive2//master:10000
 7 scan complete in 1ms
 8 17/12/12 04:42:53 [main]: ERROR beeline.ClassNameCompleter: Fail to parse the class name from the Jar file due to the exception:java.io.FileNotFoundException: minlog-1.2.jar (No such file or directory)
 9 17/12/12 04:42:53 [main]: ERROR beeline.ClassNameCompleter: Fail to parse the class name from the Jar file due to the exception:java.io.FileNotFoundException: objenesis-1.2.jar (No such file or directory)
10 17/12/12 04:42:53 [main]: ERROR beeline.ClassNameCompleter: Fail to parse the class name from the Jar file due to the exception:java.io.FileNotFoundException: reflectasm-1.07-shaded.jar (No such file or directory)
11 scan complete in 5708ms
12 No known driver to handle "jdbc:hive2//master:10000"

然后呢我寫成beeline> !connect jdbc:hive2://localhost:10000回車。會讓你輸入賬號和密碼,這里直接輸入你的登陸linux的賬號和密碼即可,我習慣使用root和其密碼操作,雖然不好,但是這里直接輸入root賬號,123456密碼即可登陸。

 1 beeline> !connect jdbc:hive2://localhost:10000
 2 Connecting to jdbc:hive2://localhost:10000
 3 Enter username for jdbc:hive2://localhost:10000: hadoop
 4 Enter password for jdbc:hive2://localhost:10000: 
 5 Error: Failed to open new session: java.lang.RuntimeException: java.lang.RuntimeException: org.apache.hadoop.security.AccessControlException: Permission denied: user=hadoop, access=EXECUTE, inode="/tmp":root:supergroup:drwx------
 6     at org.apache.hadoop.hdfs.server.namenode.FSPermissionChecker.checkFsPermission(FSPermissionChecker.java:271)
 7     at org.apache.hadoop.hdfs.server.namenode.FSPermissionChecker.check(FSPermissionChecker.java:257)
 8     at org.apache.hadoop.hdfs.server.namenode.FSPermissionChecker.checkTraverse(FSPermissionChecker.java:208)
 9     at org.apache.hadoop.hdfs.server.namenode.FSPermissionChecker.checkPermission(FSPermissionChecker.java:171)
10     at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.checkPermission(FSNamesystem.java:6545)
11     at org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getFileInfo(FSNamesystem.java:4182)
12     at org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getFileInfo(NameNodeRpcServer.java:881)
13     at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getFileInfo(ClientNamenodeProtocolServerSideTranslatorPB.java:821)
14     at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java)
15     at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:619)
16     at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:975)
17     at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2040)
18     at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2036)
19     at java.security.AccessController.doPrivileged(Native Method)
20     at javax.security.auth.Subject.doAs(Subject.java:415)
21     at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1656)
22     at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2034) (state=,code=0)
23 0: jdbc:hive2://localhost:10000 (closed)> !connect jdbc:hive2://localhost:10000
24 Connecting to jdbc:hive2://localhost:10000
25 Enter username for jdbc:hive2://localhost:10000: root
26 Enter password for jdbc:hive2://localhost:10000: ******
27 Connected to: Apache Hive (version 1.2.1)
28 Driver: Hive JDBC (version 1.2.1)
29 Transaction isolation: TRANSACTION_REPEATABLE_READ
30 1: jdbc:hive2://localhost:10000> 

登陸以后即可以進行操作,演示如下所示:

停更......

2017-12-12 20:50:44


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